C.i.hue Name-- solvent Red 23 C.i.number --26100 Uses - mainly Oils, Fats And Waxes Also In Alcoholic, Ester And Hydrocarbon Solvents. Occasionally In Polystyrene Also Used In Cosmetics & As A Indicator. Chemical Class -- disazo Hue -- yellowish Red Powder Physical Appereance--- dark Red Orange Lead Contents less Than -- 20 Ppm Arsenic Contents less Than --2 Ppm Heavy Metal Content Less Than---- 100 Ppm Free Amine Contents Less Than--- 200 Ppm Fastness Light - Good Heat : Melting Point - 195oc